package saticproxy.api.Impl;


import saticproxy.api.CalculationService;

// 真实类
public class CalculationServiceImpl implements CalculationService {
    @Override
    public int add(int a, int b) {
        return a + b;
    }

    @Override
    public int subtract(int a, int b) {
        return a - b;
    }
}